Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 2.71
Milk (kg) -63.00 -0.014 0.88
Fat (kg) -2.16 -0.375 0.81
Prot (kg) -2.31 -0.441 1.02
Fertility Sub Index -0.33
Calving Interval (days) 0.06 -1.459 -0.09
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 4.75
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) -1.83 -0.432 0.79
Maintenance Sub Index Maint. Sub Index 7.39
Live WT (kg) -24.10 -0.307 7.39
Total Carbon Sub Index 18.29

* Based on an €80/tonne carbon price